[all-commits] [llvm/llvm-project] bb5c38: [InstCombine] Optimise x / sqrt(y / z) with fast-m...

[Zain Jaffal via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bb5c3899d1936ebdf7ebf5ca4347ee2e057bee7f
      https://github.com/llvm/llvm-project/commit/bb5c3899d1936ebdf7ebf5ca4347ee2e057bee7f
  Author: Zain Jaffal <zain at jjaffal.com>
  Date:   2024-02-09 (Fri, 09 Feb 2024)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp
    M llvm/test/Transforms/InstCombine/fdiv-sqrt.ll

  Log Message:
  -----------
  [InstCombine] Optimise x / sqrt(y / z) with fast-math pattern. (#76737)

Replace the pattern with
x * sqrt(z/y)

---------

Co-authored-by: Matt Arsenault <arsenm2 at gmail.com>